CN212838331U - High-speed high-pressure low-noise vane pump - Google Patents
High-speed high-pressure low-noise vane pump Download PDFInfo
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- CN212838331U CN212838331U CN202021470536.7U CN202021470536U CN212838331U CN 212838331 U CN212838331 U CN 212838331U CN 202021470536 U CN202021470536 U CN 202021470536U CN 212838331 U CN212838331 U CN 212838331U
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Abstract
The utility model discloses a high-speed high-pressure low noise vane pump, including transmission shaft, the pump body and pump core, the pump core comprises left food tray, right food tray, stator, rotor and blade, the inside mount that is equipped with of the pump body, be equipped with the deadening felt on the mount, the pump body includes the left pump body and the right pump body, left side food tray and right food tray are fixed in respectively in the left pump body and the right pump body, the inside spacing seat that is equipped with of the right pump body, the axis of rotation runs through spacing seat and connects in the left pump body, be equipped with rotor and stator on the axis body of transmission shaft. The front end of the vane pump adopts a circular arc and chamfer combined structure, and is smaller than the circular arc, chamfer radius and angle of the traditional vane, under the action of an oil disc, an oil film is easy to establish between the vane and a stator, the friction coefficient is reduced, the noise is reduced, the service life is prolonged, the sound-proof felt and the vane with a through hole are designed, the sound-proof effect of the pump body is enhanced, and the resistance generated by the smaller pump body is reduced to the maximum extent.
Description
Technical Field
The utility model relates to the technical field of mechanical device, specifically be a high-speed high-pressure low noise impeller pump.
Background
With the continuous development of international science and technology and the continuous progress of hydraulic technology, the performance of the product of the matched host computer is continuously improved, and higher requirements are put forward on the performance of a power element, namely a vane pump matched with the host computer, in particular to a vane pump with high speed, high pressure and low noise.
The front end of the vane of the existing vane pump generally adopts a chamfer or circular arc structure, and the vane pump has the defects of high noise, short service life and the like in the working process.
Disclosure of Invention
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a high-speed high-pressure low noise impeller pump has solved the blade front end of current impeller pump and has generally adopted chamfer or circular arc structure, has shortcomings such as the noise is great, life weak point in the impeller pump working process.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a high-speed high pressure low noise vane pump, includes the axis of rotation, the pump body and pump core, the pump core comprises left food tray, right food tray, stator, rotor and blade, the inside mount that is equipped with of the pump body, be equipped with the deadening felt on the mount, the pump body includes left pump body and right pump body, left side food tray and right food tray are fixed in respectively in left pump body and the right pump body, the inside spacing seat that is equipped with of right pump body, the axis of rotation runs through spacing seat and connects in left pump body, be equipped with rotor and stator on the axis body of axis of rotation, the stator nestification is on the rotor, the blade is fixed in on the stator, be equipped.
Preferably, the through holes are uniformly distributed on the blade, and the sizes of the hole bodies of the through holes are the same.
Preferably, the size of the sound-proof felt is matched with that of the fixing frame, and the sound-proof felt is bonded and fixed with the fixing frame.
Preferably, the front end of the blade is of a circular arc and chamfer combined structure, the radius of the circular arc is 1.0-2.0 mm, and the chamfer angle is 15-45 degrees.
Preferably, the limiting seat is fixed on the right pump body through screws, and a shaft body through hole is formed in the seat body of the limiting seat.
(III) advantageous effects
The utility model provides a high-speed high-pressure low noise impeller pump. The method has the following beneficial effects:
1. the front end of the vane pump adopts a combined structure of circular arc and chamfer, compared with the traditional vane, the radius and the angle of the chamfer are smaller, and under the action of an oil pan, the purposes of easily establishing an oil film between the vane and a stator, reducing the friction coefficient, reducing the noise and prolonging the service life are achieved.
2. The sound insulation felt on this pump body internal fixation frame plays syllable-dividing effect equally, through the small radius circular arc of sound insulation felt cooperation and small-angle chamfer blade structure, can fall to the minimum with the noise, realizes syllable-dividing effect.
3. When the rotating shaft drives the blades to rotate, flowing air can penetrate through the through holes in the blades, so that the air can circulate more smoothly, the resistance formed between the blades and the air can be reduced to the maximum extent, and the load generated when the pump body operates is reduced.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the pump body structure of the present invention;
fig. 3 is a schematic view of the transmission connection structure of the present invention.
In the figure, a left pump body-1, a left oil pan-2, a stator-3, blades-4, a rotor-5, a right oil pan-6, a right pump body-7, a rotating shaft-8, a limiting seat-9, a fixing frame-10, a sound insulation felt-11 and a through hole-12.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, an embodiment of the present invention provides a technical solution: the utility model provides a high-speed high pressure low noise vane pump, includes the axis of rotation 8, the pump body and pump core, the pump core comprises left food tray 2, right food tray 6, stator 3, rotor 5 and blade 4, the inside mount 10 that is equipped with of the pump body, be equipped with deadening felt 11 on the mount 10, the pump body is including left pump body 1 and right pump body 7, left side food tray 2 and right food tray 6 are fixed in respectively in left pump body 1 and the right pump body 7, right side pump body 7 is inside to be equipped with spacing seat 9, axis of rotation 8 runs through spacing seat 9 and connects in left pump body 1, be equipped with rotor 5 and stator 3 on the axis body of axis of rotation 8, stator 3 nestification is on rotor 5, blade 4 is fixed in on stator 3, be equipped with through-hole 12 on the.
The through holes 12 are uniformly distributed on the blade 4, and the sizes of the through holes 12 are the same. When the rotating shaft rotates, air in the pump body can penetrate through the through hole, and resistance generated by the blades is relatively small.
The size of the sound-proof felt 11 is matched with that of the fixing frame 10, and the sound-proof felt 11 is bonded and fixed with the fixing frame 10. The sound-proof felt can play a sound-proof effect, and can reduce the noise to the minimum.
The front end of the blade 4 is of a circular arc and chamfer combined structure, the radius of the circular arc is 1.0-2.0 mm, and the chamfer angle is 15-45 degrees. Compared with the traditional blade arc and chamfer, the radius and chamfer are smaller, and certain resistance and noise can be reduced.
The limiting seat 9 is fixed on the right pump body 7 through screws, and a shaft body through hole is formed in a seat body of the limiting seat 9. The limiting seat plays a limiting role in the transmission of the rotating shaft.
The working principle is as follows: the front end of the blade adopts a circular arc and chamfer combined structure. Compare with current blade front end chamfer or circular arc structure, the circular arc, chamfer integrated configuration make easily establish the oil film between blade and the stator, reduce coefficient of friction, reduce the noise, improve the life-span, when axis of rotation 8 rotates, the axis body passes through rotor 5 and drives the rotation of blade 4 on the stator 3, the air in the pump body can run through-hole 12 for the circulation of air is more smooth and easy, has greatly reduced the resistance that the pump body produced when moving, cooperates the deadening felt simultaneously and can fall to the minimum with the noise.
The utility model discloses a left pump body 1, left food tray 2, stator 3, blade 4, rotor 5, right food tray 6, right pump body 7, axis of rotation 8, spacing seat 9, mount 10, deadening felt 11, through-hole 12, the part that the part is universal standard spare or technical personnel in the field knows, and its structure and principle all are this technical personnel all can learn through the technical manual or learn through conventional experimental method, the utility model provides a problem be that the blade front end of current impeller pump generally adopts chamfer or circular arc structure, and there are the shortcoming such as noise great, life weak point in the impeller pump working process, the utility model provides a blade front end of impeller pump adopts circular arc, chamfer integrated configuration to compare in the circular arc, chamfer radius, the angle of traditional blade littleer, under the effect of food tray, reaches easily to establish the oil film between blade and the stator, reduces coefficient of friction, reduces noise, reduces, The purpose of life-span is prolonged, the deadening felt on this internal mount of pump plays syllable-dividing effect equally, through deadening felt cooperation minor radius circular arc and small-angle chamfer blade structure, can fall to the minimum with the noise, realizes syllable-dividing effect, when the axis of rotation drives the blade and rotates, the through-hole on the blade can be run through to the air that flows for the circulation of air is more smooth and easy, can furthest will reduce the resistance that forms between blade and the air, reduce the load that the pump body produced when moving.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. A high-speed high-pressure low-noise vane pump is characterized in that: comprises a rotating shaft (8), a pump body and a pump core, wherein the pump core consists of a left oil pan (2), a right oil pan (6), a stator (3), a rotor (5) and blades (4), a fixed frame (10) is arranged in the pump body, a sound insulation felt (11) is arranged on the fixed frame (10), the pump body comprises a left pump body (1) and a right pump body (7), the left oil pan (2) and the right oil pan (6) are respectively fixed in the left pump body (1) and the right pump body (7), a limiting seat (9) is arranged in the right pump body (7), the rotating shaft (8) penetrates through the limiting seat (9) and is connected in the left pump body (1), a rotor (5) and a stator (3) are arranged on the shaft body of the rotating shaft (8), the stator (3) is nested on the rotor (5), the blade (4) is fixed on the stator (3), and a through hole (12) is formed in the blade (4).
2. A high speed, high pressure, low noise vane pump as defined in claim 1 wherein: the through holes (12) are uniformly distributed on the blades (4), and the sizes of the hole bodies of the through holes (12) are the same.
3. A high speed, high pressure, low noise vane pump as defined in claim 1 wherein: the size of the sound-proof felt (11) is matched with that of the fixing frame (10), and the sound-proof felt (11) is bonded and fixed with the fixing frame (10).
4. A high speed, high pressure, low noise vane pump as defined in claim 1 wherein: the front end of the blade (4) is of a circular arc and chamfer combined structure, the radius of the circular arc is 1.0-2.0 mm, and the chamfer angle is 15-45 degrees.
5. A high speed, high pressure, low noise vane pump as defined in claim 1 wherein: the limiting seat (9) is fixed on the right pump body (7) through screws, and a shaft body through hole is formed in the seat body of the limiting seat (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021470536.7U CN212838331U (en) | 2020-07-23 | 2020-07-23 | High-speed high-pressure low-noise vane pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021470536.7U CN212838331U (en) | 2020-07-23 | 2020-07-23 | High-speed high-pressure low-noise vane pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212838331U true CN212838331U (en) | 2021-03-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021470536.7U Active CN212838331U (en) | 2020-07-23 | 2020-07-23 | High-speed high-pressure low-noise vane pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212838331U (en) |
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2020
- 2020-07-23 CN CN202021470536.7U patent/CN212838331U/en active Active
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